x(2x+5)=25

Simple and best practice solution for x(2x+5)=25 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for x(2x+5)=25 equation:


Simplifying
x(2x + 5) = 25

Reorder the terms:
x(5 + 2x) = 25
(5 * x + 2x * x) = 25
(5x + 2x2) = 25

Solving
5x + 2x2 = 25

Solving for variable 'x'.

Reorder the terms:
-25 + 5x + 2x2 = 25 + -25

Combine like terms: 25 + -25 = 0
-25 + 5x + 2x2 = 0

Factor a trinomial.
(-5 + -1x)(5 + -2x) = 0

Subproblem 1

Set the factor '(-5 + -1x)' equal to zero and attempt to solve: Simplifying -5 + -1x = 0 Solving -5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -1x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -1x = 0 + 5 -1x = 0 + 5 Combine like terms: 0 + 5 = 5 -1x = 5 Divide each side by '-1'. x = -5 Simplifying x = -5

Subproblem 2

Set the factor '(5 + -2x)' equal to zero and attempt to solve: Simplifying 5 + -2x = 0 Solving 5 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -2x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -2x = 0 + -5 -2x = 0 + -5 Combine like terms: 0 + -5 = -5 -2x = -5 Divide each side by '-2'. x = 2.5 Simplifying x = 2.5

Solution

x = {-5, 2.5}

See similar equations:

| 7x-12=[(-4)2] | | C=mv | | 5x^2-49=0 | | 5c+2=12 | | 207-5x=31x+19 | | m-5=1-2m | | 7x^2+21x+14=0 | | -1x-5x=11-7x | | 12b+11=59 | | 8g+15+36-6g= | | 3(y+3)-3(15-y)= | | 8-2m=-5m+3+4m | | 4x-2-3x-3=8 | | 1+8x=71x | | -12+2n-2n=-3+3n | | 4x-4x+10=-4x+6x | | 6y-15=2+5y | | 8a+3b-5a+b=123 | | 2+5+4m-5=4+6m | | 8a+3b-5a+b= | | 9+3ab-ab-4= | | s^2-5s+4=0 | | 6x+4=15x-67 | | 4x+23=14-97 | | 6+3p=11-2p | | -6+2n=-11+n | | -8-x-2x=-2-4x | | 12x+4=8x+32 | | -2-b-3-6=1-5b-2b | | -3y+7+4y-2=9 | | -6x-5=5x-7 | | 12+11x=-1 |

Equations solver categories